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HexEditor: Add find_all_strings() function

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Brendan Coles 2021-05-29 08:49:35 +00:00 • committed by Ali Mohammad Pur
parent 10ceeb092f
commit 90e9d1a0a1
3 changed files with 50 additions and 0 deletions
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34
Userland/Applications/HexEditor/HexEditor.cpp
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@ -623,3 +623,37 @@ Vector<Match> HexEditor::find_all(ByteBuffer& needle, int start)
return matches;
}
Vector<Match> HexEditor::find_all_strings(size_t min_length)
{
if (m_buffer.is_empty())
return {};
Vector<Match> matches;
int offset = -1;
StringBuilder builder;
for (size_t i = 0; i < m_buffer.size(); i++) {
char c = m_buffer.bytes().at(i);
if (isprint(c)) {
if (offset == -1)
offset = i;
builder.append(c);
} else {
if (builder.length() >= min_length) {
dbgln("find_all_strings: relative_offset={} string={}", offset, builder.to_string());
matches.append({ offset, builder.to_string() });
}
builder.clear();
offset = -1;
}
}
if (matches.is_empty())
return {};
auto first_match = matches.at(0);
highlight(first_match.offset, first_match.offset + first_match.value.length());
return matches;
}